Burro is the Spanish word for Donkey. Nowadays, they are both used to describe the same animal. Donkeys are domesticated and tame, while Burros are small wild donkeys. And that's the difference!
Oops, not a donkey. A Carousel horse! I have never seen one in someone's yard before, so I had to show you!
“Say to the daughter of Zion, ‘Behold your King is coming to you, Gentle, and mounted on a donkey, Even on a colt, the foal of a beast of burden.’”